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dst .req x0
src .req x1
count .req x2
A_l .req x3
A_h .req x4
B_l .req x5
B_h .req x6
C_l .req x7
C_h .req x8
D_l .req x9
D_h .req x10
ldp1 A_l, A_h, src, #16
ldp1 B_l, B_h, src, #16
ldp1 C_l, C_h, src, #16
ldp1 D_l, D_h, src, #16
sub count, count, #64
1:
prfm1 src
stp1 A_l, A_h, dst, #16
ldp1 A_l, A_h, src, #16
stp1 B_l, B_h, dst, #16
ldp1 B_l, B_h, src, #16
stp1 C_l, C_h, dst, #16
ldp1 C_l, C_h, src, #16
stp1 D_l, D_h, dst, #16
ldp1 D_l, D_h, src, #16
subs count, count, #64
b.ne 1b
stp1 A_l, A_h, dst, #16
stp1 B_l, B_h, dst, #16
stp1 C_l, C_h, dst, #16
stp1 D_l, D_h, dst, #16
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